/ Dictionary / Index H hoodlum: Meaning and Definition of Find definitions for: hood•lum Pronunciation: (hd'lum, hood'-), [key] — n. a thug or gangster. a young street ruffian, esp. one belonging to a gang. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hoodlum (Thesaurus) hoodie hoodman-blind Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language